And a "Knot" was the speed per hour, [Not Nautical MPH] 'cos that's acceleration, {as
everyone knows} over a distance of 2000 yards, [a "Nautical Mile"].....
That is why we have
K ilometers,
M iles, and
NM iles.
That is why we have Vis in
Kilometres , Heights in
Feet and wind speed in
Knots and pick your own "Pressure Setting"
we aim to please, it keeps the cleaners happy